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EXTECH HD450 Light Meter

The Extech HD450 light meter measures illuminance levels from 0 to 40,000 foot-candles and 0 to 400,000 lux, offering high-resolution readings with 0.01 foot-candle/0.1 lux accuracy. It features automatic data logging for up to 16,000 readings and manual recall of 99 readings. The device uses a precision silicon photodiode and spectral response filter for precise measurements. Its rugged, heavy-duty housing includes a backlit LCD with a 40-segment bar graph, peak mode for capturing highest readings, relative mode for light level changes, and a built-in USB port for easy data transfer, making it ideal for industrial and scientific applications.

Authorized Distributors
Source:DigiKey
Part No:HD450
Stock:19
Inv Date:06-05-2026
Price: Unit price: $379
Buy/RFQ:
Part No:HD450
Stock:2
Inv Date:06-06-2026
Price: Unit price: $360.68
Buy/RFQ:
Part No:HD450
Stock:0
Inv Date:06-05-2026
Price: Unit price: $379
Buy/RFQ:
Part No:HD450
Stock:0
Inv Date:06-05-2026
Price: Unit price: $379
Buy/RFQ:
Part No:HD450
Stock:0
Inv Date:06-05-2026
Price: Unit price: $373.4
Buy/RFQ:
Part No:HD450
Stock:5
Inv Date:06-05-2026
Price: N/A
Buy/RFQ:
Source:TRANSCAT
Part No:HD450
Stock:2
Inv Date:06-01-2026
Price: N/A
Buy/RFQ:
Part No:HD450
Stock:1
Inv Date:06-05-2026
Price: Unit price: $389
Buy/RFQ:
Part No:HD450
Stock:0
Inv Date:06-05-2026
Price: Unit price: $379
Buy/RFQ:
Authorized Distributors
Part No:HD450
Stock:0
Inv Date:06-05-2026
Price: Unit price: $373.4
Buy/RFQ:
Part No:HD450
Stock:1
Inv Date:06-05-2026
Price: N/A
Buy/RFQ:

EXTECH HD450 Light Meter Specifications:

  • Fe Range: 40, 400, 4000, 40.00K Fc
  • Lux Range: 400, 4000, 40K, 400K Lux
  • Accuracy: ±5% of reading
  • Max Resolution: 0.01 Fc / 0.1 Lux
  • Data Logging: 16,000 readings automatic, 99 manual
  • PC Interface: USB
  • Dimensions: 6.7 x 3.1 x 1.6 inches (170 x 80 x 40 mm)
  • Weight: 13.7 oz (390 g)

Buy the Extech HD450 – Reliable Light Measurement for Industrial Applications

Purchase the Extech HD450 light meter online today to ensure accurate and reliable illumination measurements across various industrial and scientific applications. Its high-resolution readings up to 400,000 lux and 40,000 foot-candles, combined with automatic data logging of 16,000 readings and manual recall of 99 readings, make it ideal for professionals. The rugged design and built-in USB port facilitate easy data transfer and durability, ensuring long-term performance. Elevate your light measurement needs with this precision device, available for quick online ordering now.

Get Extech HD450 today—built for precision, durability, and easy data logging in demanding environments.

Frequently Asked Questions

Where can I buy EXTECH HD450?

You can click on the BUY or RFQ button to purchase HD450 from an authorized EXTECH distributor.

How do I troubleshoot issues or seek technical support for part HD450?

You can download the HD450 datasheet or visit the EXTECH website for support.

Who is the manufacturer of HD450?

EXTECH

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